General
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Target
overwriteb.exe
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Size
1.2MB
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Sample
240810-v6ceqszdnm
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MD5
ca5c20231b040ba62a2298d550ff29df
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SHA1
b7b70a16b1d34c5a62a88749ec8e59d3f6555aab
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SHA256
4229338a94ac0e1777f2ad1e66b05829eda51d008f5a1a43105f5751510c2d47
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SHA512
eebe27ecbc693c307ea84c8d7ed17898f7d28332b733dfc61e717fc64e4f836ca86fb9be33012c926f6fdccd8ac184b322af966ad1d42e18ca388229d5986be2
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SSDEEP
12288:T355796MTqnYI6SZ7kUXYXVeCHkAVz5CntHsh9Z+DX87Kf+iXhhnCkAclR1hyxVw:X96MTqnYI6SZ7kU0VuMKf7nCkAMN
Static task
static1
Behavioral task
behavioral1
Sample
overwriteb.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
overwriteb.exe
Resource
win10v2004-20240802-en
Malware Config
Targets
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Target
overwriteb.exe
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Size
1.2MB
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MD5
ca5c20231b040ba62a2298d550ff29df
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SHA1
b7b70a16b1d34c5a62a88749ec8e59d3f6555aab
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SHA256
4229338a94ac0e1777f2ad1e66b05829eda51d008f5a1a43105f5751510c2d47
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SHA512
eebe27ecbc693c307ea84c8d7ed17898f7d28332b733dfc61e717fc64e4f836ca86fb9be33012c926f6fdccd8ac184b322af966ad1d42e18ca388229d5986be2
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SSDEEP
12288:T355796MTqnYI6SZ7kUXYXVeCHkAVz5CntHsh9Z+DX87Kf+iXhhnCkAclR1hyxVw:X96MTqnYI6SZ7kU0VuMKf7nCkAMN
Score8/10-
Possible privilege escalation attempt
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Modifies file permissions
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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